Silica insulating fire brick
Product Description
Silica Insulation Bricks
| Item | KY-0.8 | KY-1.0 | KY-1.1 | KY-1.15 | KY-1.2 |
| SiO2 % | ≥88 | ≥91 | ≥91 | ≥91 | ≥91 |
| Bulk Density g/cm3 | ≤0.85 | ≤1.00 | ≤1.10 | ≤1.15 | ≤1.20 |
| Cold Crushing Strength Mpa | ≥1.0 | ≥2.0 | ≥3.0 | ≥5.0 | ≥5.0 |
| Thermal Conductivity (W/MK) 350ºC | 0.55 | 0.55 | 0.60 | 0.65 | 0.70 |
| Permanent Linear Change On Reheating (%) 1450ºC*2h | 0~+0.5 | 0~+0.5 | 0~+0.5 | 0~+0.5 | 0~+0.5 |
| 0.2Mpa Refractoriness Under Load T0.6ºC | ≥1400 | ≥1420 | ≥1460 | ≥1500 | ≥1520 |
| 20~1000ºC Thermal Expansion 10.6/ºC | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 |